210053242454 has 8 divisors (see below), whose sum is σ = 343723487688. Its totient is φ = 95478746560.

The previous prime is 210053242423. The next prime is 210053242463. The reversal of 210053242454 is 454242350012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 210053242454.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4773937307 + ... + 4773937350.

It is an arithmetic number, because the mean of its divisors is an integer number (42965435961).

Almost surely, 2^210053242454 is an apocalyptic number.

210053242454 is a deficient number, since it is larger than the sum of its proper divisors (133670245234).

210053242454 is a wasteful number, since it uses less digits than its factorization.

210053242454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9547874670.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 210053242454 its reverse (454242350012), we get a palindrome (664295592466).

The spelling of 210053242454 in words is "two hundred ten billion, fifty-three million, two hundred forty-two thousand, four hundred fifty-four".